| Dorridge to Karlovo | 1,398.86 mi (2,251.24 km) |
| Dorridge to Karnobat | 1,487.19 mi (2,393.41 km) |
| Dorridge to Kavarna | 1,510.20 mi (2,430.43 km) |
| Dorridge to Kazanlak | 1,423.81 mi (2,291.40 km) |
| Dorridge to Knezha | 1,333.99 mi (2,146.86 km) |
| Dorridge to Kostinbrod | 1,328.01 mi (2,137.23 km) |
| Dorridge to Kozloduy | 1,308.31 mi (2,105.53 km) |
| Dorridge to Kyustendil | 1,330.29 mi (2,140.90 km) |
| Dorridge to Levski | 1,381.91 mi (2,223.97 km) |
| Dorridge to Lom | 1,286.60 mi (2,070.58 km) |
| Dorridge to Lovech | 1,374.63 mi (2,212.25 km) |
| Dorridge to Lukovit | 1,349.75 mi (2,172.21 km) |
| Dorridge to Lyaskovets | 1,416.49 mi (2,279.62 km) |
| Dorridge to Mezdra | 1,333.11 mi (2,145.44 km) |
| Dorridge to Momchilgrad | 1,471.35 mi (2,367.90 km) |
